Lake County Property Appraiser & Tax Assessor
Real property appraisal records, parcel search lookup, property tax rates, and assessment protest deadlines for Lake County, Montana.
Lake County Assessor's Office Information
Lake County Appraisal & Assessment Office, Polson, MT 30001
Get Driving Directions ↗Monday - Friday: 8:00 AM - 4:30 PM (Local Time)
Closed on state & federal holidays.
(406) 699-6857
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Lake County Property Tax Calculator
Estimated using Lake County's effective tax rate of 0.74% (Assessment ratio: 1.35%)
Appealing Your Lake County Assessment
Within 30 days of the date on the Property Classification and Appraisal Notice.
Under Montana property tax law, property owners in Lake County have the legal right to challenge an assessed valuation that exceeds fair market value, is unequally appraised compared to neighboring properties, or contains clerical errors.
Contact the Lake County Assessor's Office to review your property record card, verify square footage, and present recent comparable sales (comps).
If informal review does not resolve the valuation, file a written notice of appeal with the County Tax Appeal Board (CTAB) before the statutory deadline.
Was Your Lake County Home Over-Assessed This Year?
Studies show up to 30% to 60% of US residential properties are overvalued by automated municipal algorithms. Protesting your assessment before the statutory deadline can lower your tax bill by an average of $1,100/year.
Lake County Homestead Exemptions & Tax Relief
Homeowners in Lake County who occupy their home as their permanent primary residence may qualify for property tax reductions under state and local homestead programs:
Property Tax Assistance Program (PTAP) reduces property tax rates for low-to-moderate income homeowners by 30% to 80%.
Disabled Veterans Property Tax Assistance Program (MDV) reduces taxes by 50% to 100% for 100% disabled veterans based on income.
Need Deed, Lien, or Title Records for Lake County?
While the Property Appraiser values real estate for taxation, official legal property transfers, warranty deeds, mortgages, and marriage records in Lake County are maintained by the County Clerk & Recorder.
Frequently Asked Questions
Where is the Lake County Property Appraiser office located?
The official Lake County property appraisal and tax assessment office is located at Lake County Appraisal & Assessment Office, Polson, MT 30001. Operating hours are typically Monday - Friday: 8:00 AM - 4:30 PM (Local Time). You can reach the customer service staff by phone at (406) 699-6857.
What is the property tax rate in Lake County, MT?
The average effective property tax rate in Lake County is approximately 0.74%. For a home with the median county market value of $385.000, the estimated annual property tax is about $2849 per year.
How do I search for a property or parcel in Lake County?
You can look up property record cards, assessed valuations, ownership history, and parcel boundary maps online through the official Lake County parcel search portal: https://lakemt.gov/assessor/parcel-search.
When is the deadline to appeal my property assessment in Lake County?
Property valuation protests and appeals in Lake County must be submitted by: Within 30 days of the date on the Property Classification and Appraisal Notice. Appeals are formally reviewed and heard by the County Tax Appeal Board (CTAB).
How does the Homestead Exemption work in Lake County?
Property Tax Assistance Program (PTAP) reduces property tax rates for low-to-moderate income homeowners by 30% to 80%. Additional exemptions are available for senior citizens (65+) and disabled military veterans (Disabled Veterans Property Tax Assistance Program (MDV) reduces taxes by 50% to 100% for 100% disabled veterans based on income.).
Adjacent & Neighboring County Appraisers
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